Twitter right now is about equal parts horror and snark as famed daredevil Nik Wallenda readies for his latest stunt, a tightrope walk between the Leo Burnett Building and Marina Tower West in downtown Chicago:

As far as any accident getting transmitted live across the world, thankfully the feed is on a 10-second delay:

Best of luck, Nik. Twitchy readers can watch the event live at this link from The Discovery Channel.

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Editor’s note: This post has been updated with additional tweets.